Calculators / Quick tool
Leap Day Counter
List every February 29 in an inclusive date range.
● Processed locally in your browser
How to useHow to use Leap Day Counter ⌄
List every February 29 in an inclusive date range.
- 1
Paste content, enter parameters or choose the files you need in “Start and end dates”.
- 2
Choose “Count leap days” for the job. Processing runs in this browser.
- 3
Review the result under “Leap days”, then copy or download it after checking the output.
Anonymous feedback
Did this tool solve the job?
Found a problem or an idea to make this tool better? Tell us. We review every report and start working on actionable improvements within 2 days, continuously improving reliability and usability.